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(jm_AC_PREREQ_XSTRTOIMAX):

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Require jm_AC_TYPE_UINTMAX_T and jm_AC_TYPE_UNSIGNED_LONG_LONG since they
are needed to parse the include file.
Do not require jm_AC_HEADER_INTTYPES_H; it's obsolete.
Check for inttypes.h.
Simplify logic behind the args to AC_REPLACE.
This commit is contained in:
Paul Eggert
2001-08-29 06:36:20 +00:00
parent cae5fa25ae
commit 363fc111de
1 changed files with 11 additions and 20 deletions
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31
m4/xstrtoimax.m4
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@@ -6,10 +6,11 @@ dnl Cloned from xstrtoumax.m4. Keep these files in sync.
AC_DEFUN([jm_AC_PREREQ_XSTRTOIMAX],
[
AC_REQUIRE([jm_AC_TYPE_INTMAX_T])
AC_REQUIRE([jm_AC_HEADER_INTTYPES_H])
AC_REQUIRE([jm_AC_TYPE_UINTMAX_T])
AC_REQUIRE([jm_AC_TYPE_LONG_LONG])
AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG])
AC_CHECK_DECLS([strtol, strtoll])
AC_CHECK_HEADERS(limits.h stdlib.h)
AC_CHECK_HEADERS(limits.h stdlib.h inttypes.h)
AC_CACHE_CHECK([whether <inttypes.h> defines strtoimax as a macro],
jm_cv_func_strtoimax_macro,
@@ -24,27 +25,17 @@ AC_DEFUN([jm_AC_PREREQ_XSTRTOIMAX],
AC_REPLACE_FUNCS(strtoimax)
fi
dnl We don't need (and can't compile) the replacement strtoll
dnl unless the type `long long' exists.
dnl Also, only the replacement strtoimax invokes strtoll,
dnl so we need the replacement strtoll only if strtoimax does not exist.
case "$ac_cv_type_long_long,$jm_cv_func_strtoimax_macro,$ac_cv_func_strtoimax" in
yes,no,no)
AC_REPLACE_FUNCS(strtoll)
dnl Check for strtol. Mainly as a cue to cause automake to include
dnl strtol.c -- that file is included by each of strtoul.c and strtoull.c.
AC_REPLACE_FUNCS(strtol)
;;
esac
dnl Only the replacement strtoimax invokes strtol and strtoll,
dnl so we need the replacements only if strtoimax does not exist.
case "$jm_cv_func_strtoimax_macro,$ac_cv_func_strtoimax" in
no,no)
AC_REPLACE_FUNCS(strtoul)
dnl See explanation above.
AC_REPLACE_FUNCS(strtol)
dnl We don't need (and can't compile) the replacement strtoll
dnl unless the type `long long' exists.
if test "$ac_cv_type_long_long" = yes; then
AC_REPLACE_FUNCS(strtoll)
fi
;;
esac
])